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// { dg-do run { target c++11 } }
// { dg-timeout-factor 2 }
//
// 2014-01-07 Tim Shen <timshen91@gmail.com>
//
// Copyright (C) 2010-2020 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// 28.3 Requirements [re.req]
// 28.2 (4) Table 127 - Regular expression traits class requirements
// 28.7 Class template regex_traits [re.traits]
#include <regex>
#include <string>
#include <testsuite_hooks.h>
using namespace std;
bool called_transform = false;
bool called_nocase = false;
template<typename CharT>
class MyRegexTraits
: public regex_traits<CharT>
{
public:
CharT
translate(CharT c) const
{
return c+1;
}
CharT
translate_nocase(CharT c) const
{
called_nocase = true;
return regex_traits<CharT>::translate_nocase(c);
}
template<typename FwdIt>
basic_string<CharT>
transform(FwdIt begin, FwdIt end) const
{
called_transform = true;
return regex_traits<CharT>::transform(begin, end);
}
};
void
test01()
{
{
basic_regex<char, MyRegexTraits<char>> re(".");
VERIFY(!regex_match("\n", re));
VERIFY(!regex_match("\r", re));
}
{
VERIFY(!called_transform);
basic_regex<char, MyRegexTraits<char>> re("[a]", regex::collate);
VERIFY(regex_match("a", re));
VERIFY(called_transform);
called_transform = false;
}
{
VERIFY(!called_nocase);
basic_regex<char, MyRegexTraits<char>> re("[a]", regex::icase);
VERIFY(regex_match("A", re));
VERIFY(called_nocase);
called_nocase = false;
}
{
basic_regex<char, MyRegexTraits<char>> re("[T-f]", regex::icase);
VERIFY(regex_match("A", re));
VERIFY(regex_match("F", re));
VERIFY(regex_match("a", re));
VERIFY(regex_match("f", re));
VERIFY(!regex_match("G", re));
VERIFY(!regex_match("S", re));
VERIFY(!regex_match("g", re));
VERIFY(!regex_match("s", re));
VERIFY(regex_match("T", re));
VERIFY(regex_match("Z", re));
VERIFY(regex_match("t", re));
VERIFY(regex_match("z", re));
}
// icase doesn't participate with the presence of collate and user-defined traits.
{
basic_regex<char, MyRegexTraits<char>> re("[T-f]", regex::icase | regex::collate);
VERIFY(!regex_match("A", re));
VERIFY(!regex_match("S", re));
VERIFY(regex_match("T", re));
VERIFY(regex_match("Z", re));
VERIFY(regex_match("a", re));
VERIFY(regex_match("f", re));
VERIFY(!regex_match("g", re));
}
}
int main()
{
test01();
return 0;
}
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